Classification
HCI - Radiation biology, dosimetry
UXL - Radiation protection - general aspects
2
HRD - Dosimetry, radiation protection - medical aspects
1
LAN - Biology - mathematical methods, statistics
1
TNN - Nuclear reactor shielding, fission products
1
UXK - Radiation protection - comprehensive works
1
UXNB - Radiation protection relating to reactor safety, reactor accidents
1
UXP - Radioactive materials - transport, safety
1